Portable computer



FIG. 1 is a perspective view of a portable computer;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a perspective view, wherein the webcam is turned on for illustrative purpose. 

The ornamental design for a portable computer, as shown and described. 